User`s manual

4-6
C7SIM-Q
Resume on RTC Alarm
This feature enables or disables the RTC to generate a wake event. The options
are Enabled and Disabled. If this is set to Enabled, the following appears:
RTC Alarm Date (Days) - select using the [-] or [+] keys to select from Every
Day through 1-31.
RTC Alarm Time [HH:MM:SS] - Use [ENTER], [TAB] or [SHIFT-TAB] to select
a eld. Use the [+] or [-] keys to select.
Processor & Clock Options
Warning: Take Caution when changing the Advanced settings. An incorrect
value, a very high DRAM frequency or incorrect DRAM timing may cause
system to become unstable. When this occurs, revert to the default setting.
CPU Ratio
This feature allows the user to use the CPU clock multiplier to multiply CPU speed
in order to enhance performance. Select Manual to Manually set the multiplier set-
ting. Select Auto for the BIOS to automatically select the CPU multiplier setting for
your system. The options are Auto and Manual.
Clock Spread Spectrum
Select Enable to use the feature of Clock Spectrum, which will allow the BIOS to
monitor and attempt to reduce the level of Electromagnetic Interference caused by
the components whenever needed. Select Disabled to enhance system stability.
The options are Disabled and Enabled.
Hardware Prefetcher (Available when supported by the CPU)
If set to Enabled, the hardware prefetcher will pre fetch streams of data and instruc-
tions from the main memory to the L2 cache in the forward or backward manner to
improve CPU performance. The options are Disabled and Enabled.
Adjacent Cache Line Prefetch (Available when supported by the CPU)
The CPU prefetches the cache line for 64 bytes if this option is set to Disabled. The
CPU prefetches both cache lines for 128 bytes as comprised if Enabled.
MPS and ACPI MADT Ordering
This feature allows the user to choose the method of ordering for the Multiple APIC
Description Table (MADT). Select Modern Ordering if you have Microsoft Windows
XP and later version of the OS. Select Legacy Ordering if you use Windows
2000 or earlier version of the OS. The options are Modern Ordering and Legacy
Ordering.